http://www.kbench.com/digital/?no=128580&sc=1

http://www.etnews.com/news/international/2898111_1496.html

http://www.etnews.com/news/computing/solution/2898248_1476.html

http://biz.chosun.com/site/data/html_dir/2014/01/08/2014010801262.html

http://news1.kr/articles/1486921

http://news.mk.co.kr/newsRead.php?year=2014&no=28237

http://news.heraldcorp.com/view.php?ud=20140107000258&md=20140108003401_AT

http://www.zdnet.co.kr/news/news_view.asp?artice_id=20140107145009&type=xml

http://news.donga.com/3/all/20140107/60030523/1

http://www.etnews.com/news/opinion/2897297_1545.html